<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <h2>当前计数：{{message}}</h2>
        <h2 v-text="message"></h2>
        <!-- 他们效果一样区别在于，mustache语法（双大括号）更灵活，v-text会替换整个表情内容 -->
    </div>

    <script src="./lib/Vue.js"></script>
    <script>
        const app = Vue.createApp({
            data() {
                return{
                  message:"Hello Vue"
                }
            }
        })
        app.mount("#app")
    </script>
</body>
</html>